#75AFEF
Closest named color: Carolina Blue (#8AB8FE). oklch(74% 0.111 251.8), rgb(117, 175, 239).
Aa
Black text reads best on this color (9.13:1).
About this color
#75AFEF is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.111 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.040 away. Black text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #75AFEF |
| RGB | rgb(117, 175, 239) |
| HSL | hsl(211, 79%, 70%) |
| OKLCH | oklch(74% 0.111 251.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #75AFEF | 2.29:1 | Fails | Lc -50.1 | Large or bold text, headings |
| Black text on #75AFEF | 9.13:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #75AFEF text on white | 2.29:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #75AFEF text on black | 9.13:1 | AAA | Lc -56.9 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C7DBF3
oklch(88.4% 0.04 253)
-
Step 300
300
#A0C4ED
oklch(80.8% 0.07 252)
-
Step 400
400 (this color)
#75AFEF
oklch(74% 0.111 251.8)
-
Step 500
500
#408CDC
oklch(63% 0.142 252.1)
-
Step 600
600
#1775CA
oklch(55.7% 0.155 251.7)
-
Step 700
700
#0562AF
oklch(49.2% 0.144 251.7)
-
Step 800
800
#0C508D
oklch(42.7% 0.119 251.6)
-
Step 900
900
#154371
oklch(37.7% 0.093 251.7)
-
Step 950
950
#0E2742
oklch(26.9% 0.059 252.4)
#75AFEF with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #95B2F2 | 0.039 |
| Deuteranopia (no green cones) | #86A6EE | 0.028 |
| Tritanopia (no blue cones) | #35BEC5 | 0.098 |
| Achromatopsia (no color) | #ABABAB | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75AFEF
#75AFEF
oklch(74% 0.111 251.8)
- #D69F56
#D69F56
oklch(74% 0.112 72.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #75AFEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.040
- Deep Sky Blue #00BFFF ΔE 0.064
- Lightblue #7BC8F6 ΔE 0.068
- Periwinkle Blue #8F99FB ΔE 0.069
- Pastel Blue #A2BFFE ΔE 0.073
- Vivid Sky Blue #4CC9F0 ΔE 0.073
- Sky #82CAFC ΔE 0.075
- Cornflower Blue #6495ED ΔE 0.075
Use #75AFEF in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.